flake.lock: Update (#823)

Flake lock file updates:

• Updated input 'nixos-infra':
    'github:NixOS/infra/66da5cfddb8c67b5e2f0b5bba62899f1f82eec42?narHash=sha256-bW2O/ZKSs2k2pf7r6IHMi7RKHL0JVhiKV9WfyrMO8CQ%3D' (2024-08-02)
  → 'github:NixOS/infra/a7802cab46dae02a8e7e942cfbca41d46220da74?narHash=sha256-5DqMqrei9SIkmiibU2yYaeZ/uzMFguUjAa3hxIp6l3s%3D' (2024-09-06)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/5e0ca22929f3342b19569b21b2f3462f053e497b?narHash=sha256-M0xJ3FbDUc4fRZ84dPGx5VvgFsOzds77KiBMW/mMTnI%3D' (2024-08-09)
  → 'github:NixOS/nixpkgs/574d1eac1c200690e27b8eb4e24887f8df7ac27c?narHash=sha256-v3rIhsJBOMLR8e/RNWxr828tB%2BWywYIoajrZKFM%2B0Gg%3D' (2024-09-06)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]